PEET Dryer - Personal Hydration System Dryer DRY BETWEEN USE: Removes moisture from your personal hydration reservoir, keeping it dry, clean, and sanitary between uses. SAVE YOUR GEAR: Eliminates moisture, prevents mold and mildew, and extends the life of your hydration reservoir. SUBTLE YET EFFECTIVE: Silently dries hydration systems overnight, all while using less electricity than a standard light bulb. SAFE FOR ALL MATERIALS: Safely and effectively dries all types of reservoir materials. Fits reservoirs with 3-inch or larger openings. 5-YEAR WARRANTY: Our products are designed to last and were confident that your PEET Dryer will exceed expectations for years to come. Register your PEET product within 10 days of purchase to take advantage of our warranty.